The BBC News at One is the afternoon news bulletin from the BBC. Produced by BBC News, the programme is broadcast on BBC One and the BBC News Channel.
Like the BBC News at Six and BBC News at Ten, the programme is presented by a single newsreader; usually Sophie Raworth from Tuesday to Friday, and Kate Silverton on Mondays.
BBC Midday News started in early 1976.
BBC News After Noon was introduced on 7 September 1981, providing a full 30 min news bulletin at lunchtime.
The One O'Clock News launched on the 27 October 1986 together with the daytime television service on BBC One serving as a replacement to the BBC News After Noon programme.
A new look introduced across the whole of BBC News television output in 10 May 1999 meant that, for the first time, all the main bulletins on BBC One had the same look.
An update to presentation for the BBC national news bulletins on 16 February 2004.
A large scale revamp of the studio space for the national bulletins - including BBC Breakfast - came into effect on 2 May 2006.
BBC News updated its graphics package on 22 January 2007.
A new look to BBC News was unveiled on 21 April 2008.
As a part of a £1 billion refurbishment, it was announced that BBC News was to move to Broadcasting House from its former base at BBC Television Centre.